It turns out the RP2040 is turning out to be a really nice microprocessor.
The only thing missing is Wifi really.
The only thing missing is Wifi really.
Sadly, the firmware for the CYW43439 is a binary blob provided in the form of C header files[1] -- even though it's free for commercial use[2] as long as it's used with a RP2040 like in the Pico W.
[1] https://github.com/georgerobotics/cyw43-driver/tree/main/fir...
[2] https://github.com/georgerobotics/cyw43-driver/blob/main/LIC...
This is Hacker News - let's start reverse-engineering it. :-)